three-decker
[
three
-
dek
-er]
/ˈθriˈdɛk ər/
noun
1.
any ship having three decks, tiers, etc.
2.
(formerly) one of a class of sailing warships that carried guns on three decks.
3.
a sandwich made of three slices of bread interlaid with two layers of filling; club sandwich.
4.
something having three layers, levels, or tiers.
Also called
triple-decker
(for defs 3, 4).
Origin
1785-95
British Dictionary definitions for
three-decker
three-decker
noun
1.
anything having three levels or layers
(
as modifier
):
a three-decker sandwich
2.
a warship with guns on three decks